Finding the Fourth Proportional to 174,555.36, 261,236.88 and 107,966.88
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Solution
The fourth proportional to 174,555.36, 261,236.88 and 107,966.88 is: 161,581.58
Step by Step Solution
- Step 1: Write the proportion equation
174,555.36 : 261,236.88 = 107,966.88 : x - Step 2: Convert to fraction form
174,555.36/261,236.88 = 107,966.88/x - Step 3: Cross multiply
174,555.36x = 261,236.88 × 107,966.88 - Step 4: Simplify right side
174,555.36x = 28,204,930,874.53 - Step 5: Solve for x
x = 28,204,930,874.53/174,555.36 - Step 6: Final answer
x = 161,581.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.